549512727215945 has 32 divisors (see below), whose sum is σ = 672491053696896. Its totient is φ = 430982486272000.

The previous prime is 549512727215927. The next prime is 549512727216049.

549512727215945 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 549512727215945 - 2⁸ = 549512727215689 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 110003402 + ... + 114890268.

It is an arithmetic number, because the mean of its divisors is an integer number (21015345428028).

Almost surely, 2^{549512727215945} is an apocalyptic number.

It is an amenable number.

549512727215945 is a deficient number, since it is larger than the sum of its proper divisors (122978326480951).

549512727215945 is a wasteful number, since it uses less digits than its factorization.

549512727215945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4889161.

The product of its digits is 317520000, while the sum is 68.

The spelling of 549512727215945 in words is "five hundred forty-nine trillion, five hundred twelve billion, seven hundred twenty-seven million, two hundred fifteen thousand, nine hundred forty-five".